edu.emory.mathcs.backport.java.util

Class AbstractMap

public abstract class AbstractMap extends AbstractMap

Convenience base class for map implementations that provides helper classes representing simple map entries, both mutable and immutable.

Author: Doug Lea Dawid Kurzyniec

Nested Class Summary
static class	AbstractMap.SimpleEntry An Entry maintaining a key and a value.
static class	AbstractMap.SimpleImmutableEntry An Entry maintaining an immutable key and value, This class does not support method `setValue`.

Constructor Summary
protected	AbstractMap() Sole constructor.

Method Summary
Set	keySet()

Constructor Detail

protected AbstractMap()

Sole constructor. (For invocation by subclass constructors, typically implicit.)

public Set keySet()

{@inheritDoc }